UAL14 was climbing out of Newark's (KEWR) runway 22R when the crew reported that they had a landing gear issue. They climbed up to 12000 feet and after running checklists and talking to their dispatch, decided to return to Newark. They declared an emergency as a precaution and landed safely on runway 22L after burning off some fuel.
https://www.flightaware.com/live/flight/UAL14/history/20240318/2355Z/KEWR/KEWR